Aphid Monitoring in Northern Ireland

Cereal Aphids data for 7-day period ending 1st December 2023. Aphid numbers continue to remain low. This is the final aphid bulletin of 2023, we will resume in Spring 2024. Thank you to everyone who contributed to our reporting service this year. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 17th November 2023. Aphid numbers remaining low indicating an end to autumn cereal aphid migrations, however, vigilance should still be maintained for late-season aphid activity. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 10th November 2023. Continuing downward trends suggest an end to cereal aphid migrations, however, vigilance should still be maintained for late-season aphid activity. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 3rd November 2023. Rhopalosiphum spp. activity continues to be low when compared with the 5-year average (2017-2022) but comparable to numbers recorded in 2022. No Sitobion avenae recorded during this period. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 27th October 2023. Rhopalosiphum spp. activity continues to be low when compared with the 5-year average (2017-2022) but still above numbers recorded in 2022. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 20th October 2023. Rhopalosiphum spp. activity continues to be low when compared with the 5-year average (2017-2022) but still above numbers recorded in 2022. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 6th October 2023. Rhopalosiphum spp. activity continues to be low when compared with the 5-year average (2017-2022) but still above numbers recorded in 2022. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 29th September 2023. Rhopalosiphum spp. and Sitobion avenae activity conitnues to be low when compared with the 5-year average (2017-2022) but is still above numbers recorded in 2022. eservices.afbini.gov.uk/aphidmonitorin…

Potato Aphids data for 7-day period ending 11th September 2023. NI has a HIGH PVY-index risk (21.48) due to presence of Myzus persicae and Rhopalosiphum spp., though likely due to autumn cereal aphid migration. Mature plant resistance should negate this. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 8th September 2023. Autumn cereal aphid migration leading to increased Rhopalosiphum spp. and Sitobion avenae activity this week. Additional crop vigilance required due to associated BYDV risk. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 1st September 2023. Rhopalosiphum spp. numbers decreased this week and are similar to the 5-year average (2017-2022). Sitobion avenae numbers continue to remain below the 5-year average. eservices.afbini.gov.uk/aphidmonitorin…

Potato Aphids data for 7-day period ending 4th September 2023. PVY-index is MODERATE at Ballymena and Ballmoney sites and LOW at Dundrum and Kilkeel. Low numbers of Myzus persicae were recorded at Ballymena and Ballymoney sites this week. eservices.afbini.gov.uk/aphidmonitorin…

Potato Aphids data for 7-day period ending 28th August 2023. PVY-index is MODERATE at Ballymena and Ballmoney sites and LOW at Dundrum and Kilkeel. Low numbers of Myzus persicae were recorded at Ballymena and Ballymoney sites this week. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 25th August 2023. Rhopalosiphum spp. numbers decreased this week and are similar to the 5-year average (2017-2022). Sitobion avenae numbers continue to remain below the 5-year average. eservices.afbini.gov.uk/aphidmonitorin…

Potato Aphids data for 7-day period ending 21st August 2023. PVY-index is LOW at ALL sites with no crop colonising aphid species recorded this week. Small numbers of rhopalosiphum spp. recorded at Ballymoney and Dundrum sites. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 18th August 2023. Rhopalosiphum spp. numbers increased significantly this week and are higher than the 5-year average (2017-2022), however, sitobion avenae numbers continue to remain below the 5-year average. eservices.afbini.gov.uk/aphidmonitorin…

Potato Aphids data for 7-day period ending 7th August 2023. PVY-index of LOW at three sites, MODERATE at Dundrum site (NI Mean 1.05). The only crop colonising aphid species, Myzus persicae (Peach-potato aphid), was recorded at Ballymena and Dundrum sites. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 4th August 2023. Rhopalosiphum spp. numbers remain consistent with the 5-year average (2017-2022), however, sitobion avenae numbers continue to remain well below the 5-year average. eservices.afbini.gov.uk/aphidmonitorin…

Potato Aphids data for 7-day period ending 31st July 2023. PVY-index of LOW at all sites (NI Mean 0.45). The only crop colonising aphid species, Myzus persicae (Peach-potato aphid), was recorded at the Ballymoney site. eservices.afbini.gov.uk/aphidmonitorin…

Cereal Aphids data for 7-day period ending 28th July 2023. Rhopalosiphum spp. numbers remain consistent with the 5-year average (2017-2022), however, sitobion avenae numbers remain well below the 5-year average. eservices.afbini.gov.uk/aphidmonitorin…